Table 1.

A total of 18 GWAS regions are associated with the number of rice grains.

Detected Trait	Group	QTL	Chr.	Physical Region (nt)	Significant SNPs	Lead SNP		Co-Location Loci (Reference)
						Position (nt)	−log10(p)
PBN	all	qPBN1 *	2	2,247,586–2,689,197	7	2,517,880	8.64	QPbn2 [27]
	all	qPBN2	4	25,922,967–26,322,167	1	26,122,967	8.36	QPbn4 [27]
	all	qPBN3	6	15,750,260–16,150,660	1	15,950,460	8.36
	all	qPBN4	9	19,819,916–20,288,743	4	20,019,916	10.69
	indica	qPBNi1	11	24,250,379–24,650,379	3	24,450,379	8.42
	japonica	qPBNj1 *	2	2,150,634–2,630,974	154	2,350,634	10.83
SBN	all	qSBN1 *	2	2,330,919–2,730,919	2	2,530,919	6.15
	all	qSBN2	9	19,942,726–20,342,726	1	20,142,726	6.11
	indica	qSBNi1	2	25,653,167–26,053,167	14	25,853,167	6.15
	indica	qSBNi2	4	29,672,943–31,234,590	4	30,724,432	6.44	QSbn4a [27], qSBN4-3 [28]
	indica	qSBNi3	12	18,302,808–18,940,801	21	18,449,870	8.18
	japonica	qSBNj1 *	2	2,218,262–2,630,654	2	2,218,262	6.01
GNPP	all	qGNPP1 *	2	2,283,931–2,683,931	2	2,483,931	6.66
	all	qGNPP2	8	17,369,016–17,769,016	1	17,569,016	6.18
	indica	qGNPPi1	2	25,554,962–25,954,962	18	25,754,962	6.55
	indica	qGNPPi2	4	29,672,943–31,261,400	65	31,235,111	7.38	qNOS-4-2 [29], QSn4 [30]
	indica	qGNPPi3	12	18,161,765–18,940,801	9	18,450,273	7.62	sn12 [31]
	japonica	qGNPPj1 *	2	2,180,189–2,637,259	12	2,193,580	6.44

Note: * indicates the six overlapped QTLs.